Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Na3 win in 5 half-moves
5 Rb3 win in 7 half-moves
6 Rb1 win in 11 half-moves
7 Rb7 draw
8 Rb8 draw
9 Nb4 loss in 2 half-moves
10 Nd4 loss in 2 half-moves
11 Ne1 loss in 2 half-moves
12 Ne3 loss in 2 half-moves
13 Ra2 loss in 2 half-moves